Cheap Flights from San Juan (SJU) to Rio Grande (RIG)

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Find available prices by choosing your travel dates.
Flights from San Juan (SJU) to Rio Grande (RIG)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Rio Grande
Distance
3608 mi

San Juan to Rio Grande Flights

The cheapest times to fly from San Juan to Rio Grande

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Juan to Rio Grande are during the month of . You can find some of the cheapest flights from San Juan to Rio Grande with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San Juan to Rio Grande

Sunday is one of the best days to book for cheap flights from San Juan to Rio Grande: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from San Juan to Rio Grande

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Juan to Rio Grande in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Juan to Rio Grande flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Juan to Rio Grande airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG) cost?
Discover the latest flight deals from SJU to RIG by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SJU to RIG?
The cheapest flights from SJU to RIG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SJU to RIG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SJU to RIG. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG)?
There aren’t any daily direct flights from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be soaring above the clouds in no time at all.
What day of the week has the most flights from SJU to RIG?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG)?
Opt for a flight from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG) last-minute?
Holding off until right before your break to book a ticket from SJU to RIG generally means paying more. While you might find some last-minute discounts, there’s no guarantee. Allow some flexibility in your schedule for the best chance of scoring a bargain.
Is it cheaper to book a SJU to RIG flight and hotel package?
You’ll generally save money by booking a SJU to RIG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one place. After choosing your ideal accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Rio Grande (RIG)?
If you reserved your SJU to RIG flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.